Muscle Atlas

Adductor Pollicis

Origin: Oblique head: bases of 2nd and 3rd metacarpals, capitate, and adjacent carpals; Transverse head: anterior surface of body of 3rd metacarpal
Insertion: Medial side of base of proximal phalanx of thumb
Action: Draws 1st metacarpal laterally to oppose thumb toward center of palm and rotates it medially
Innervation: Deep branch of ulnar nerve (C8 and T1)
Arterial Supply: Deep palmar arterial arch


The medical illustrations contained in this online atlas are copyrighted © 1997 by the University of Washington. They may not be utilized, reproduced, stored, or transmitted in any form or by any means, electronic or mechanical, or by any information storage or retrieval system, without permission in writing from the University of Washington.

Receiving a license to use these images is generally quite easy, particularly for academic and scholarly purposes. For more information see the Musculoskeletal Atlas Express Licensing Page.

Back to the Muscle Atlas